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통계청, 326.304059-통14우-R | 통계청 | 1998 326.304059-통14우-R,
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University of Nebraska at Omaha [, ]
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American Society of Civil Engineers [, ]
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Manchester University Press [, ]
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Lawrence Erlbaum Associates [, ]
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American Society of Transportation & Logistics Inc [, ]
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INFORMS: Institute for Operations Research [, ]
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Silesian University of Technology, Faculty of Transport [, ]
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Taylor & Francis Ltd [, ]